src/network-state.c

   1 /*
   2  * Network Configuration Module
   3  *
   4  * Copyright (c) 2000 - 2012 Samsung Electronics Co., Ltd. All rights reserved.
   5  *
   6  * Licensed under the Apache License, Version 2.0 (the "License");
   7  * you may not use this file except in compliance with the License.
   8  * You may obtain a copy of the License at
   9  *
  10  * http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  *
  18  */
  19
  20 #include <vconf.h>
  21 #include <vconf-keys.h>
  22 #include <fcntl.h>
  23 #include <unistd.h>
  24 #include <stdlib.h>
  25 #include <net/if.h>
  26 #include <arpa/inet.h>
  27 #include <netinet/in.h>
  28 #include <sys/ioctl.h>
  29
  30 #include "log.h"
  31 #include "util.h"
  32 #include "netdbus.h"
  33 #include "neterror.h"
  34 #include "emulator.h"
  35 #include "wifi-state.h"
  36 #include "wifi-power.h"
  37 #include "network-state.h"
  38 #include "network-dpm.h"
  39 #include "network-monitor.h"
  40 #include "netsupplicant.h"
  41 #if defined TIZEN_DEBUG_ENABLE
  42 #include "network-dump.h"
  43 #endif
  44
  45 #include "generated-code.h"
  46 /* Define TCP buffer sizes for various networks */
  47 /* ReadMin, ReadInitial, ReadMax */ /* WriteMin, WriteInitial, WriteMax */
  48 #define NET_TCP_BUFFERSIZE_DEFAULT_READ         "4096 87380 704512"
  49 #define NET_TCP_BUFFERSIZE_DEFAULT_WRITE        "4096 16384 110208"
  50 #define NET_TCP_BUFFERSIZE_WIFI_READ            "524288 1048576 2560000"
  51 #define NET_TCP_BUFFERSIZE_WIFI_WRITE           "524288 1048576 2560000"
  52 #define NET_TCP_BUFFERSIZE_LTE_READ             "524288 1048576 2560000"
  53 #define NET_TCP_BUFFERSIZE_LTE_WRITE            "524288 1048576 2560000"
  54 #define NET_TCP_BUFFERSIZE_UMTS_READ            "4094 87380 704512"
  55 #define NET_TCP_BUFFERSIZE_UMTS_WRITE           "4096 16384 110208"
  56 #define NET_TCP_BUFFERSIZE_HSPA_READ            "4092 87380 704512"
  57 #define NET_TCP_BUFFERSIZE_HSPA_WRITE           "4096 16384 262144"
  58 #define NET_TCP_BUFFERSIZE_HSDPA_READ           "4092 87380 704512"
  59 #define NET_TCP_BUFFERSIZE_HSDPA_WRITE          "4096 16384 262144"
  60 #define NET_TCP_BUFFERSIZE_HSUPA_READ           "4092 87380 704512"
  61 #define NET_TCP_BUFFERSIZE_HSUPA_WRITE          "4096 16384 262144"
  62 #define NET_TCP_BUFFERSIZE_HSPAP_READ           "4092 87380 1220608"
  63 #define NET_TCP_BUFFERSIZE_HSPAP_WRITE          "4096 16384 1220608"
  64 #define NET_TCP_BUFFERSIZE_EDGE_READ            "4093 26280 35040"
  65 #define NET_TCP_BUFFERSIZE_EDGE_WRITE           "4096 16384 35040"
  66 #define NET_TCP_BUFFERSIZE_GPRS_READ            "4096 30000 30000"
  67 #define NET_TCP_BUFFERSIZE_GPRS_WRITE           "4096 8760 11680"
  68
  69 #define NET_TCP_BUFFERSIZE_WIFI_RMEM_MAX        "1048576"
  70 #define NET_TCP_BUFFERSIZE_WIFI_WMEM_MAX        "2097152"
  71 #define NET_TCP_BUFFERSIZE_LTE_RMEM_MAX         "5242880"
  72
  73 #define NET_TCP_BUFFERSIZE_WIFID_WMEM_MAX       "2097152"
  74
  75 #define NET_PROC_SYS_NET_IPV4_TCP_RMEM          "/proc/sys/net/ipv4/tcp_rmem"
  76 #define NET_PROC_SYS_NET_IPv4_TCP_WMEM          "/proc/sys/net/ipv4/tcp_wmem"
  77 #define NET_PROC_SYS_NET_CORE_RMEM_MAX          "/proc/sys/net/core/rmem_max"
  78 #define NET_PROC_SYS_NET_CORE_WMEM_MAX          "/proc/sys/net/core/wmem_max"
  79
  80 #define ROUTE_EXEC_PATH                                         "/sbin/route"
  81
  82 #define TELEPHONY_SERVICE                       "com.tcore.ps"
  83 #define TELEPHONY_MASTER_INTERFACE              TELEPHONY_SERVICE ".master"
  84 #define TELEPHONY_MODEM_INTERFACE               TELEPHONY_SERVICE ".modem"
  85 #define TELEPHONY_PROFILE_INTERFACE             TELEPHONY_SERVICE ".context"
  86 #define TELEPHONY_MASTER_PATH                   "/"
  87 #define NET_PROFILE_NAME_LEN_MAX 512
  88
  89 typedef struct {
  90         char                    profile_name[NET_PROFILE_NAME_LEN_MAX];
  91 } net_profile_name_t;
  92
  93 static Network *netconfigstate = NULL;
  94 #if defined TIZEN_DEBUG_ENABLE
  95 static Tcpdump *tcpdump_object = NULL;
  96 #endif
  97
  98 struct netconfig_default_connection {
  99         char *profile;
 100         char *ifname;
 101         char *mac_address;
 102         char *ipaddress;
 103         char *ipaddress6;
 104         char *proxy;
 105         char *essid;
 106         unsigned int freq;
 107         gboolean is_metered;
 108 };
 109
 110 static struct netconfig_default_connection
 111                                 netconfig_default_connection_info = { NULL, };
 112
 113 gboolean netconfig_iface_network_state_ethernet_cable_state(gint32 *state);
 114
 115 static gboolean __netconfig_is_connected(GVariantIter *array)
 116 {
 117         gboolean is_connected = FALSE;
 118         GVariant *variant = NULL;
 119         gchar *key = NULL;
 120         const gchar *value = NULL;
 121
 122         while (g_variant_iter_loop(array, "{sv}", &key, &variant)) {
 123                 if (g_strcmp0(key, "State") != 0)
 124                         continue;
 125
 126                 if (g_variant_is_of_type(variant, G_VARIANT_TYPE_STRING)) {
 127                         value = g_variant_get_string(variant, NULL);
 128                         if (g_strcmp0(value, "ready") == 0 || g_strcmp0(value, "online") == 0)
 129                                 is_connected = TRUE;
 130                 }
 131
 132                 g_free(key);
 133                 g_variant_unref(variant);
 134                 break;
 135         }
 136
 137         return is_connected;
 138 }
 139
 140 static char *__netconfig_get_default_profile(void)
 141 {
 142         GVariant *message = NULL;
 143         GVariantIter *iter;
 144         GVariantIter *next;
 145         gchar *default_profile = NULL;
 146         gchar *object_path;
 147
 148         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 149                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 150                         "GetServices", NULL);
 151         if (message == NULL) {
 152                 ERR("Failed to get profiles");
 153                 return NULL;
 154         }
 155
 156         g_variant_get(message, "(a(oa{sv}))", &iter);
 157         while (g_variant_iter_loop(iter, "(oa{sv})", &object_path, &next)) {
 158                 if (object_path == NULL)
 159                         continue;
 160
 161                 if (netconfig_is_cellular_profile(object_path) && !netconfig_is_cellular_internet_profile(object_path))
 162                         continue;
 163
 164                 if (__netconfig_is_connected(next) == TRUE) {
 165                         default_profile = g_strdup(object_path);
 166                         g_free(object_path);
 167                         g_variant_iter_free(next);
 168                         break;
 169                 }
 170         }
 171         g_variant_iter_free(iter);
 172         g_variant_unref(message);
 173
 174         return default_profile;
 175 }
 176
 177 static int __netconfig_telephony_get_modem_object_path(GSList **modem_path_list)
 178 {
 179         GVariant *result;
 180         GVariantIter *iter_modem = NULL;
 181         GVariantIter *modem_properties = NULL;
 182         const char *modem_path;
 183
 184         result = netconfig_invoke_dbus_method(TELEPHONY_SERVICE, TELEPHONY_MASTER_PATH,
 185                         TELEPHONY_MASTER_INTERFACE, "GetModems", NULL);
 186         if (result == NULL) {
 187                 ERR("Failed to get modem path list");
 188                 return -1;
 189         }
 190
 191         g_variant_get(result, "(a{sa{ss}})", &iter_modem);
 192         while (g_variant_iter_loop(iter_modem, "{sa{ss}}", &modem_path, &modem_properties)) {
 193                 *modem_path_list = g_slist_append(*modem_path_list, g_strdup(modem_path));
 194                 DBG("modem object path: %s",    modem_path);
 195         }
 196
 197         g_variant_iter_free(iter_modem);
 198         g_variant_unref(result);
 199
 200         return 0;
 201 }
 202
 203 static int __netconfig_telephony_get_profile_list(net_profile_name_t **profile_list,
 204                 int *profile_count)
 205 {
 206         int ret = 0;
 207         int count = 0, i = 0;
 208         const char *str = NULL;
 209         GVariant *result;
 210         GVariantIter *iter = NULL;
 211         GSList *profiles = NULL, *list = NULL;
 212         net_profile_name_t *plist = NULL;
 213
 214         GSList *modem_path_list = NULL;
 215         const char *path = NULL;
 216
 217         ret = __netconfig_telephony_get_modem_object_path(&modem_path_list);
 218         if (ret < 0) {
 219                 ERR("Failed to get modems path list");
 220
 221                 g_slist_free_full(modem_path_list, g_free);
 222                 return ret;
 223         }
 224
 225         for (list = modem_path_list; list != NULL; list = list->next) {
 226                 path = (const char *)list->data;
 227
 228                 DBG("path: %s", path);
 229                 result = netconfig_invoke_dbus_method(TELEPHONY_SERVICE, path,
 230                                 TELEPHONY_MODEM_INTERFACE, "GetProfileList", NULL);
 231                 if (result == NULL) {
 232                         DBG("Failed to get profiles: %s", path);
 233                         continue;
 234                 }
 235
 236                 g_variant_get(result, "(as)", &iter);
 237                 while (g_variant_iter_loop(iter, "s", &str))
 238                         profiles = g_slist_append(profiles, g_strdup(str));
 239
 240                 g_variant_iter_free(iter);
 241                 g_variant_unref(result);
 242         }
 243
 244         g_slist_free_full(modem_path_list, g_free);
 245
 246         count = g_slist_length(profiles);
 247         if (count > 0) {
 248                 plist = (net_profile_name_t*)malloc(sizeof(net_profile_name_t) * count);
 249         } else {
 250                 *profile_count = 0;
 251                 goto out;
 252         }
 253
 254         if (plist == NULL) {
 255                 ERR("Failed to allocate memory");
 256                 *profile_count = 0;
 257                 ret = -1;
 258                 goto out;
 259         }
 260
 261         for (list = profiles, i = 0; list != NULL; list = list->next, i++)
 262                 g_strlcpy(plist[i].profile_name,
 263                                 (const char *)list->data, NET_PROFILE_NAME_LEN_MAX);
 264
 265         *profile_list = plist;
 266         *profile_count = count;
 267
 268 out:
 269         g_slist_free_full(profiles, g_free);
 270
 271         return ret;
 272 }
 273
 274 static int __netconfig_telephony_search_pdp_profile(const char* profile_name, net_profile_name_t* pdp_name)
 275 {
 276         int ret;
 277         net_profile_name_t* profile_list = NULL;
 278         char* prof_name = NULL;
 279         char* tel_prof_name = NULL;
 280         char* found_ptr = NULL;
 281         int profile_count = 0;
 282         int i;
 283
 284         /* Get pdp profile list from telephony service */
 285         ret = __netconfig_telephony_get_profile_list(&profile_list, &profile_count);
 286         if (ret < 0) {
 287                 ERR("Failed to get profile list from telephony service");
 288                 g_free(profile_list);
 289                 return ret;
 290         }
 291
 292         if (profile_list == NULL || profile_count <= 0) {
 293                 ERR("There is no PDP profiles");
 294                 g_free(profile_list);
 295                 return -1;
 296         }
 297
 298         /* Find matching profile */
 299         prof_name = strrchr(profile_name, '/') + 1;
 300         for (i = 0; i < profile_count; i++) {
 301                 tel_prof_name = strrchr(profile_list[i].profile_name, '/') + 1;
 302                 found_ptr = strstr(prof_name, tel_prof_name);
 303
 304                 if (found_ptr != NULL && g_strcmp0(found_ptr, tel_prof_name) == 0) {
 305                         g_strlcpy(pdp_name->profile_name,
 306                                         profile_list[i].profile_name, NET_PROFILE_NAME_LEN_MAX);
 307
 308                         DBG("PDP profile name found in cellular profile: %s", pdp_name->profile_name);
 309                         break;
 310                 }
 311         }
 312
 313         if (i >= profile_count) {
 314                 ERR("There is no matching PDP profiles");
 315                 g_free(profile_list);
 316                 return -1;
 317         }
 318
 319         g_free(profile_list);
 320
 321         return ret;
 322 }
 323
 324 static gboolean __netconfig_telephony_get_metered_info(net_profile_name_t* pdp_name)
 325 {
 326         GVariant *result;
 327         GVariantIter *iter;
 328         const gchar *key = NULL;
 329         const gchar *value = NULL;
 330         gboolean ret = FALSE;
 331
 332         if (pdp_name == NULL) {
 333                 ERR("Invalid parameter!");
 334                 return ret;
 335         }
 336
 337         result = netconfig_invoke_dbus_method(TELEPHONY_SERVICE, pdp_name->profile_name,
 338                         TELEPHONY_PROFILE_INTERFACE, "GetProfile", NULL);
 339         if (result == NULL) {
 340                 ERR("_net_invoke_dbus_method failed");
 341                 return ret;
 342         }
 343
 344         g_variant_get(result, "(a{ss})", &iter);
 345         while (g_variant_iter_next(iter, "{ss}", &key, &value)) {
 346                 if (g_strcmp0(key, "is_metered") == 0) {
 347                         if (value == NULL)
 348                                 continue;
 349
 350                         if (g_strcmp0(value, "TRUE") == 0)
 351                                 ret = TRUE;
 352                 }
 353         }
 354
 355         g_variant_iter_free(iter);
 356         g_variant_unref(result);
 357
 358         DBG("is_metered = %s", ret ? "TRUE" : "FALSE");
 359
 360         return ret;
 361 }
 362
 363 static void __netconfig_get_default_connection_info(const char *profile)
 364 {
 365         GVariant *message = NULL, *variant = NULL, *variant2 = NULL;
 366         GVariantIter *iter = NULL, *iter1 = NULL,  *service = NULL;
 367         GVariant *next = NULL;
 368         gchar *obj_path;
 369         gchar *key = NULL;
 370         gchar *key1 = NULL;
 371         gchar *key2 = NULL;
 372         gboolean found_profile = 0;
 373
 374         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 375                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 376                         "GetServices", NULL);
 377         if (message == NULL) {
 378                 ERR("Failed to get services informations");
 379                 goto done;
 380         }
 381
 382         g_variant_get(message, "(a(oa{sv}))", &service);
 383         if (service == NULL) {
 384                 ERR("Failed to get services iter");
 385                 goto done;
 386         }
 387
 388         while (g_variant_iter_loop(service, "(oa{sv})", &obj_path, &iter)) {
 389                 if (g_strcmp0(obj_path, profile) == 0) {
 390                         g_free(obj_path);
 391                         found_profile = 1;
 392                         break;
 393                 }
 394         }
 395
 396         if (iter == NULL || found_profile == 0) {
 397                 ERR("Profile %s doesn't exist", profile);
 398                 goto done;
 399         }
 400
 401         while (g_variant_iter_loop(iter, "{sv}", &key, &next)) {
 402                 const gchar *value = NULL;
 403                 guint16 freq = 0;
 404                 if (g_strcmp0(key, "Name") == 0 &&
 405                                 netconfig_is_wifi_profile(profile) == TRUE) {
 406                         if (g_variant_is_of_type(next, G_VARIANT_TYPE_STRING)) {
 407                                 value = g_variant_get_string(next, NULL);
 408
 409                                 netconfig_default_connection_info.essid = g_strdup(value);
 410                         }
 411                 } else if (g_strcmp0(key, "Ethernet") == 0) {
 412                         g_variant_get(next, "a{sv}", &iter1);
 413                         if (iter1 == NULL)
 414                                 continue;
 415                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 416                                 if (g_strcmp0(key1, "Interface") == 0) {
 417                                         value = g_variant_get_string(variant, NULL);
 418                                         netconfig_default_connection_info.ifname = g_strdup(value);
 419                                 } else if (g_strcmp0(key1, "Address") == 0) {
 420                                         value = g_variant_get_string(variant, NULL);
 421                                         netconfig_default_connection_info.mac_address = g_strdup(value);
 422                                 }
 423                         }
 424                         g_variant_iter_free(iter1);
 425                 } else if (g_strcmp0(key, "IPv4") == 0) {
 426                         g_variant_get(next, "a{sv}", &iter1);
 427                         if (iter1 == NULL)
 428                                 continue;
 429                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 430                                 if (g_strcmp0(key1, "Address") == 0) {
 431                                         value = g_variant_get_string(variant, NULL);
 432                                         netconfig_default_connection_info.ipaddress = g_strdup(value);
 433                                 }
 434                         }
 435                         g_variant_iter_free(iter1);
 436                 } else if (g_strcmp0(key, "IPv6") == 0) {
 437                         g_variant_get(next, "a{sv}", &iter1);
 438                         if (iter1 == NULL)
 439                                 continue;
 440                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 441                                 if (g_strcmp0(key1, "Address") == 0) {
 442                                         value = g_variant_get_string(variant, NULL);
 443                                         netconfig_default_connection_info.ipaddress6 = g_strdup(value);
 444                                 }
 445                         }
 446                         g_variant_iter_free(iter1);
 447
 448                 } else if (g_strcmp0(key, "Proxy") == 0) {
 449                         g_variant_get(next, "a{sv}", &iter1);
 450                         if (iter1 == NULL)
 451                                 continue;
 452                         while (g_variant_iter_loop(iter1, "{sv}", &key2, &variant2)) {
 453                                 GVariantIter *iter_sub = NULL;
 454
 455                                 if (g_strcmp0(key2, "Servers") == 0) {
 456                                         if (!g_variant_is_of_type(variant2, G_VARIANT_TYPE_STRING_ARRAY)) {
 457                                                 g_free(key2);
 458                                                 g_variant_unref(variant2);
 459                                                 break;
 460                                         }
 461
 462                                         g_variant_get(variant2, "as", &iter_sub);
 463                                         g_variant_iter_loop(iter_sub, "s", &value);
 464                                         g_variant_iter_free(iter_sub);
 465                                         if (value != NULL && (strlen(value) > 0))
 466                                                 netconfig_default_connection_info.proxy = g_strdup(value);
 467                                 } else if (g_strcmp0(key2, "Method") == 0) {
 468                                         if (g_variant_is_of_type(variant2, G_VARIANT_TYPE_STRING)) {
 469                                                 g_free(key2);
 470                                                 g_variant_unref(variant2);
 471                                                 break;
 472                                         }
 473
 474                                         value = g_variant_get_string(variant2, NULL);
 475                                         if (g_strcmp0(value, "direct") == 0) {
 476                                                 g_free(netconfig_default_connection_info.proxy);
 477                                                 netconfig_default_connection_info.proxy = NULL;
 478
 479                                                 g_free(key2);
 480                                                 g_variant_unref(variant2);
 481                                                 break;
 482                                         }
 483                                 }
 484                         }
 485                         g_variant_iter_free(iter1);
 486                 } else if (g_strcmp0(key, "Frequency") == 0) {
 487                         if (g_variant_is_of_type(next, G_VARIANT_TYPE_UINT16)) {
 488                                 freq = g_variant_get_uint16(next);
 489                                 netconfig_default_connection_info.freq = freq;
 490                         }
 491                 }
 492         }
 493
 494         if (netconfig_is_cellular_profile(profile) == TRUE) {
 495                 net_profile_name_t pdp_name;
 496                 int ret;
 497
 498                 ret = __netconfig_telephony_search_pdp_profile(profile, &pdp_name);
 499                 if (ret >= 0 && strlen(pdp_name.profile_name) > 0)
 500                         if (__netconfig_telephony_get_metered_info(&pdp_name))
 501                                 netconfig_default_connection_info.is_metered = TRUE;
 502         }
 503
 504 done:
 505         if (message)
 506                 g_variant_unref(message);
 507
 508         if (iter)
 509                 g_variant_iter_free(iter);
 510
 511         if (service)
 512                 g_variant_iter_free(service);
 513
 514         return;
 515 }
 516
 517 static char *__netconfig_get_preferred_ipv6_address(char *profile)
 518 {
 519         GVariant *message = NULL, *variant = NULL, *next = NULL;
 520         GVariantIter *iter = NULL, *sub_iter = NULL, *service = NULL;
 521         gchar *obj_path;
 522         gchar *key = NULL;
 523         gchar *sub_key = NULL;
 524         gchar *preferred_address6 = NULL;
 525         gboolean found_profile = 0;
 526
 527         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 528                                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 529                                         "GetServices", NULL);
 530         if (message == NULL) {
 531                 ERR("Failed to get service informations");
 532                 goto done;
 533         }
 534
 535         g_variant_get(message, "(a(oa{sv}))", &service);
 536         if (service == NULL) {
 537                 ERR("Failed to get services iter");
 538                 goto done;
 539         }
 540
 541         while (g_variant_iter_loop(service, "(oa{sv})", &obj_path, &iter)) {
 542                 if (g_strcmp0(obj_path, profile) == 0) {
 543                         g_free(obj_path);
 544                         found_profile = 1;
 545                         break;
 546                 }
 547         }
 548
 549         if (iter == NULL || found_profile == 0) {
 550                 ERR("Profile %s doesn't exist", profile);
 551                         goto done;
 552         }
 553
 554         while (g_variant_iter_loop(iter, "{sv}", &key, &next)) {
 555                 const gchar *value = NULL;
 556                 if (g_strcmp0(key, "IPv6") == 0) {
 557                         g_variant_get(next, "a{sv}", &sub_iter);
 558                         if (sub_iter == NULL)
 559                                 continue;
 560                         while (g_variant_iter_loop(sub_iter, "{sv}", &sub_key, &variant)) {
 561                                 if (g_strcmp0(sub_key, "Address") == 0) {
 562                                         value = g_variant_get_string(variant, NULL);
 563                                         if (!preferred_address6)
 564                                                 preferred_address6 = g_strdup(value);
 565                                 }
 566                         }
 567                         g_variant_iter_free(sub_iter);
 568                 }
 569         }
 570
 571 done:
 572         if (message)
 573                 g_variant_unref(message);
 574
 575         if (iter)
 576                 g_variant_iter_free(iter);
 577
 578         if (service)
 579                 g_variant_iter_free(service);
 580
 581         return preferred_address6;
 582 }
 583
 584 static void __netconfig_adjust_tcp_buffer_size(void)
 585 {
 586         int fdr = 0, fdw = 0;
 587         int fdrmax = 0, fdwmax = 0;
 588         const char *rbuf_size = NULL;
 589         const char *wbuf_size = NULL;
 590         const char *rmax_size = NULL;
 591         const char *wmax_size = NULL;
 592         const char *profile = netconfig_get_default_profile();
 593
 594         if (profile == NULL) {
 595                 DBG("There is no default connection");
 596
 597                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 598                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 599         } else if (netconfig_is_wifi_profile(profile) == TRUE) {
 600                 DBG("Default connection: Wi-Fi");
 601
 602                 rbuf_size = NET_TCP_BUFFERSIZE_WIFI_READ;
 603                 wbuf_size = NET_TCP_BUFFERSIZE_WIFI_WRITE;
 604                 rmax_size = NET_TCP_BUFFERSIZE_WIFI_RMEM_MAX;
 605                 wmax_size = NET_TCP_BUFFERSIZE_WIFI_WMEM_MAX;
 606         } else if (netconfig_is_cellular_profile(profile) == TRUE) {
 607                 int telephony_svctype = 0, telephony_pstype = 0;
 608
 609                 netconfig_get_telephony_network_type(&telephony_svctype, &telephony_pstype);
 610                 DBG("Default cellular %d, %d", telephony_svctype, telephony_pstype);
 611
 612                 switch (telephony_pstype) {
 613                 case VCONFKEY_TELEPHONY_PSTYPE_HSPA:
 614                         rbuf_size = NET_TCP_BUFFERSIZE_HSPA_READ;
 615                         wbuf_size = NET_TCP_BUFFERSIZE_HSPA_WRITE;
 616                         break;
 617                 case VCONFKEY_TELEPHONY_PSTYPE_HSUPA:
 618                         rbuf_size = NET_TCP_BUFFERSIZE_HSUPA_READ;
 619                         wbuf_size = NET_TCP_BUFFERSIZE_HSDPA_WRITE;
 620                         break;
 621                 case VCONFKEY_TELEPHONY_PSTYPE_HSDPA:
 622                         rbuf_size = NET_TCP_BUFFERSIZE_HSDPA_READ;
 623                         wbuf_size = NET_TCP_BUFFERSIZE_HSDPA_WRITE;
 624                         break;
 625 #if !defined TIZEN_WEARABLE
 626                 case VCONFKEY_TELEPHONY_PSTYPE_HSPAP:
 627                         rbuf_size = NET_TCP_BUFFERSIZE_HSPAP_READ;
 628                         wbuf_size = NET_TCP_BUFFERSIZE_HSPAP_WRITE;
 629                         break;
 630 #endif
 631                 default:
 632                         switch (telephony_svctype) {
 633                         case VCONFKEY_TELEPHONY_SVCTYPE_LTE:
 634                                 rbuf_size = NET_TCP_BUFFERSIZE_LTE_READ;
 635                                 wbuf_size = NET_TCP_BUFFERSIZE_LTE_WRITE;
 636                                 rmax_size = NET_TCP_BUFFERSIZE_LTE_RMEM_MAX;
 637                                 break;
 638                         case VCONFKEY_TELEPHONY_SVCTYPE_3G:
 639                                 rbuf_size = NET_TCP_BUFFERSIZE_UMTS_READ;
 640                                 wbuf_size = NET_TCP_BUFFERSIZE_UMTS_WRITE;
 641                                 break;
 642                         case VCONFKEY_TELEPHONY_SVCTYPE_2_5G_EDGE:
 643                                 rbuf_size = NET_TCP_BUFFERSIZE_EDGE_READ;
 644                                 wbuf_size = NET_TCP_BUFFERSIZE_EDGE_WRITE;
 645                                 break;
 646                         case VCONFKEY_TELEPHONY_SVCTYPE_2_5G:
 647                                 rbuf_size = NET_TCP_BUFFERSIZE_GPRS_READ;
 648                                 wbuf_size = NET_TCP_BUFFERSIZE_GPRS_WRITE;
 649                                 break;
 650                         default:
 651                                 /* TODO: Check LTE support */
 652                                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 653                                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 654                                 break;
 655                         }
 656                         break;
 657                 }
 658         } else {
 659                 DBG("Default TCP buffer configured");
 660
 661                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 662                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 663         }
 664
 665         if (rbuf_size != NULL) {
 666                 fdr = open(NET_PROC_SYS_NET_IPV4_TCP_RMEM, O_RDWR | O_CLOEXEC);
 667
 668                 if (fdr < 0 || write(fdr, rbuf_size, strlen(rbuf_size)) < 0)
 669                         ERR("Failed to set TCP read buffer size");
 670
 671                 if (fdr >= 0)
 672                         close(fdr);
 673         }
 674
 675         if (wbuf_size != NULL) {
 676                 fdw = open(NET_PROC_SYS_NET_IPv4_TCP_WMEM, O_RDWR | O_CLOEXEC);
 677
 678                 if (fdw < 0 || write(fdw, wbuf_size, strlen(wbuf_size)) < 0)
 679                         ERR("Failed to set TCP write buffer size");
 680
 681                 if (fdw >= 0)
 682                         close(fdw);
 683         }
 684
 685         /* As default */
 686         if (rmax_size == NULL)
 687                 rmax_size = NET_TCP_BUFFERSIZE_WIFI_RMEM_MAX;
 688         if (wmax_size == NULL)
 689                 wmax_size = NET_TCP_BUFFERSIZE_WIFI_WMEM_MAX;
 690
 691         if (rmax_size != NULL) {
 692                 fdrmax = open(NET_PROC_SYS_NET_CORE_RMEM_MAX, O_RDWR | O_CLOEXEC);
 693
 694                 if (fdrmax < 0 || write(fdrmax, rmax_size, strlen(rmax_size)) < 0)
 695                         ERR("Failed to set TCP rmem_max size");
 696
 697                 if (fdrmax >= 0)
 698                         close(fdrmax);
 699         }
 700
 701         if (wmax_size != NULL) {
 702                 fdwmax = open(NET_PROC_SYS_NET_CORE_WMEM_MAX, O_RDWR | O_CLOEXEC);
 703
 704                 if (fdwmax < 0 || write(fdwmax, wmax_size, strlen(wmax_size)) < 0)
 705                         ERR("Failed to set TCP wmem_max size");
 706
 707                 if (fdwmax >= 0)
 708                         close(fdwmax);
 709         }
 710 }
 711
 712 static void __netconfig_update_default_connection_info(void)
 713 {
 714         int old_network_status = 0;
 715         const char *profile = netconfig_get_default_profile();
 716         const char *ip_addr = netconfig_get_default_ipaddress();
 717         const char *ip_addr6 = netconfig_get_default_ipaddress6();
 718         const char *proxy_addr = netconfig_get_default_proxy();
 719         unsigned int freq = netconfig_get_default_frequency();
 720         GVariantBuilder *builder;
 721         GVariant *params;
 722
 723         if (emulator_is_emulated() == TRUE) {
 724                 builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
 725
 726                 if (ip_addr != NULL) {
 727                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, ip_addr);
 728                         g_variant_builder_add(builder, "{sv}", "IPv4Address",
 729                                                                   g_variant_new_string(ip_addr));
 730                 } else {
 731                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
 732                         g_variant_builder_add(builder, "{sv}", "IPv4Address",
 733                                                                   g_variant_new_string(""));
 734                 }
 735
 736                 if (ip_addr6 != NULL) {
 737                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, ip_addr6);
 738                         g_variant_builder_add(builder, "{sv}", "IPv6Address",
 739                                                                   g_variant_new_string(ip_addr6));
 740                 } else {
 741                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "");
 742                         g_variant_builder_add(builder, "{sv}", "IPv6Address",
 743                                                                   g_variant_new_string(""));
 744                 }
 745
 746                 params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
 747                 g_variant_builder_unref(builder);
 748
 749                 netconfig_dbus_emit_signal(NULL, NETCONFIG_NETWORK_PATH,
 750                                                    NETCONFIG_NETWORK_INTERFACE, "NetworkConfigChanged",
 751                                                    params);
 752
 753                 return;
 754         }
 755
 756         if (profile == NULL)
 757                 DBG("Reset network state configuration");
 758         else
 759                 DBG("profile[%s] ipv4(%s) ipv6(%s) proxy(%s)", profile, ip_addr,
 760                         ip_addr6, proxy_addr);
 761
 762         netconfig_vconf_get_int(VCONFKEY_NETWORK_STATUS, &old_network_status);
 763
 764         if (profile == NULL && old_network_status != VCONFKEY_NETWORK_OFF) {
 765                 builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
 766
 767                 netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_OFF);
 768                 g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 769                                                           g_variant_new_int32(VCONFKEY_NETWORK_OFF));
 770
 771                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
 772                 g_variant_builder_add(builder, "{sv}", "IPv4Address",
 773                                                           g_variant_new_string(""));
 774
 775                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "");
 776                 g_variant_builder_add(builder, "{sv}", "IPv6Address",
 777                                                           g_variant_new_string(""));
 778
 779                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, "");
 780                 g_variant_builder_add(builder, "{sv}", "ProxyAddress",
 781                                                           g_variant_new_string(""));
 782
 783                 params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
 784
 785                 netconfig_set_vconf_int(VCONFKEY_NETWORK_CONFIGURATION_CHANGE_IND, 0);
 786                 netconfig_dbus_emit_signal(NULL, NETCONFIG_NETWORK_PATH,
 787                                                    NETCONFIG_NETWORK_INTERFACE, "NetworkConfigChanged",
 788                                                    params);
 789                 netconfig_set_vconf_int("memory/private/wifi/frequency", 0);
 790
 791                 g_variant_builder_unref(builder);
 792
 793                 DBG("Successfully clear IP and PROXY up");
 794
 795         } else if (profile != NULL) {
 796                 char *old_ip = vconf_get_str(VCONFKEY_NETWORK_IP);
 797                 char *old_ip6 = vconf_get_str(VCONFKEY_NETWORK_IP6);
 798                 char *old_proxy = vconf_get_str(VCONFKEY_NETWORK_PROXY);
 799
 800                 builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
 801
 802                 if (netconfig_is_wifi_profile(profile) == TRUE) {
 803                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 804                                                                         VCONFKEY_NETWORK_WIFI);
 805                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 806                                                           g_variant_new_int32(VCONFKEY_NETWORK_WIFI));
 807                         netconfig_set_vconf_int("memory/private/wifi/frequency", freq);
 808
 809                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 810                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_WIFI);
 811                 } else if (netconfig_is_cellular_profile(profile)) {
 812
 813                         if (!netconfig_is_cellular_internet_profile(profile)) {
 814                                 DBG("connection is not a internet profile - stop to update the cellular state");
 815                                 if (old_ip)
 816                                         free(old_ip);
 817                                 if (old_ip6)
 818                                         free(old_ip6);
 819                                 if (old_proxy)
 820                                         free(old_proxy);
 821                                 return;
 822                         }
 823
 824                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 825                                                                         VCONFKEY_NETWORK_CELLULAR);
 826                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 827                                                           g_variant_new_int32(VCONFKEY_NETWORK_CELLULAR));
 828
 829                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 830                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_CELLULAR);
 831                 } else if (netconfig_is_ethernet_profile(profile) == TRUE) {
 832                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 833                                                                         VCONFKEY_NETWORK_ETHERNET);
 834                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 835                                                           g_variant_new_int32(VCONFKEY_NETWORK_ETHERNET));
 836                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 837                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_ETHERNET);
 838                 } else if (netconfig_is_bluetooth_profile(profile) == TRUE) {
 839                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 840                                                                         VCONFKEY_NETWORK_BLUETOOTH);
 841                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 842                                                           g_variant_new_int32(VCONFKEY_NETWORK_BLUETOOTH));
 843                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 844                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_BT);
 845                 } else{
 846                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 847                                                                         VCONFKEY_NETWORK_OFF);
 848                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 849                                                           g_variant_new_int32(VCONFKEY_NETWORK_OFF));
 850                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 851                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_DISCONNECTED);
 852                 }
 853
 854                 if (g_strcmp0(old_ip, ip_addr) != 0 || old_ip == NULL) {
 855                         if (ip_addr != NULL) {
 856                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, ip_addr);
 857                                 g_variant_builder_add(builder, "{sv}", "IPv4Address",
 858                                                                   g_variant_new_string(ip_addr));
 859                         } else if (old_ip != NULL && strlen(old_ip) > 0) {
 860                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
 861                                 g_variant_builder_add(builder, "{sv}", "IPv4Address",
 862                                                                   g_variant_new_string(""));
 863                         }
 864                 }
 865                 if (old_ip)
 866                         free(old_ip);
 867
 868                 if (g_strcmp0(old_ip6, ip_addr6) != 0 || old_ip6 == NULL) {
 869                         if (ip_addr6 != NULL) {
 870                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, ip_addr6);
 871                                 g_variant_builder_add(builder, "{sv}", "IPv6Address",
 872                                                                   g_variant_new_string(ip_addr6));
 873                         } else if (old_ip6 != NULL && strlen(old_ip6) > 0) {
 874                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "");
 875                                 g_variant_builder_add(builder, "{sv}", "IPv6Address",
 876                                                                   g_variant_new_string(""));
 877                         }
 878                 }
 879                 if (old_ip6)
 880                         free(old_ip6);
 881
 882                 if (g_strcmp0(old_proxy, proxy_addr) != 0) {
 883                         if (proxy_addr == NULL) {
 884                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, "");
 885                                 g_variant_builder_add(builder, "{sv}", "ProxyAddress",
 886                                                                   g_variant_new_string(""));
 887                         } else {
 888                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, proxy_addr);
 889                                 g_variant_builder_add(builder, "{sv}", "ProxyAddress",
 890                                                                   g_variant_new_string(proxy_addr));
 891                         }
 892                 }
 893                 if (old_proxy)
 894                         free(old_proxy);
 895
 896                 params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
 897
 898                 netconfig_set_vconf_int(VCONFKEY_NETWORK_CONFIGURATION_CHANGE_IND, 1);
 899                 netconfig_dbus_emit_signal(NULL, NETCONFIG_NETWORK_PATH,
 900                                                    NETCONFIG_NETWORK_INTERFACE, "NetworkConfigChanged",
 901                                                    params);
 902
 903                 g_variant_builder_unref(builder);
 904
 905                 DBG("Successfully update default network configuration");
 906         }
 907
 908         __netconfig_adjust_tcp_buffer_size();
 909 }
 910
 911 static gboolean __netconfig_is_tech_state_connected(void)
 912 {
 913         gboolean ret = FALSE;
 914         GVariant *message = NULL, *variant;
 915         GVariantIter *iter, *next;
 916         gchar *path;
 917         gchar *key;
 918
 919         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 920                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 921                         "GetTechnologies", NULL);
 922
 923         if (message == NULL) {
 924                 DBG("Fail to get technology state");
 925                 return FALSE;
 926         }
 927
 928         g_variant_get(message, "(a(oa{sv}))", &iter);
 929         while (g_variant_iter_loop(iter, "(oa{sv})", &path, &next)) {
 930                 if (path == NULL)
 931                         continue;
 932
 933                 while (g_variant_iter_loop(next, "{sv}", &key, &variant)) {
 934                         gboolean data;
 935                         if (g_strcmp0(key, "Connected") == 0) {
 936                                 data = g_variant_get_boolean(variant);
 937                                 DBG("%s [%s: %s]", path, key, data ? "True" : "False");
 938                                 if (TRUE == data) {
 939                                         ret = TRUE;
 940                                         g_free(path);
 941                                         g_free(key);
 942                                         g_variant_unref(variant);
 943                                         g_variant_iter_free(next);
 944                                         goto done;
 945                                 }
 946                         }
 947                 }
 948         }
 949
 950 done:
 951         g_variant_iter_free(iter);
 952         g_variant_unref(message);
 953
 954         return ret;
 955 }
 956
 957 static void __netconfig_update_if_service_connected(void)
 958 {
 959         GVariant *message = NULL, *var;
 960         GVariantIter *iter, *next;
 961         gchar *path;
 962         gchar *key;
 963
 964         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 965                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 966                         "GetServices", NULL);
 967
 968         if (message == NULL) {
 969                 ERR("Failed to get services");
 970                 return;
 971         }
 972
 973         g_variant_get(message, "(a(oa{sv}))", &iter);
 974         while (g_variant_iter_loop(iter, "(oa{sv})", &path, &next)) {
 975                 if (path == NULL)
 976                         continue;
 977
 978                 if (g_str_has_prefix(path,
 979                                                 CONNMAN_WIFI_SERVICE_PROFILE_PREFIX) == TRUE) {
 980                         if (g_strrstr(path + strlen(CONNMAN_WIFI_SERVICE_PROFILE_PREFIX),
 981                                                         "hidden") != NULL) {
 982                                 /* skip hidden profiles */
 983                                 continue;
 984                         }
 985                         /* Process this */
 986                 } else if (g_str_has_prefix(path,
 987                                                 CONNMAN_CELLULAR_SERVICE_PROFILE_PREFIX) == TRUE) {
 988                         /* Process this */
 989                 } else {
 990                         continue;
 991                 }
 992
 993                 while (g_variant_iter_loop(next, "{sv}", &key, &var)) {
 994                         if (g_strcmp0(key, "State") == 0) {
 995                                 const gchar *sdata = NULL;
 996                                 sdata = g_variant_get_string(var, NULL);
 997                                 DBG("%s [%s: %s]", path, key, sdata);
 998
 999                                 if (g_strcmp0(sdata, "online") == 0 || g_strcmp0(sdata, "ready") == 0) {
1000
1001                                         /* Found a connected WiFi / 3G service.
1002                                          * Lets update the default profile info.
1003                                          */
1004                                         netconfig_update_default_profile((const gchar*)path);
1005                                         g_free(key);
1006                                         g_free(path);
1007                                         g_variant_unref(var);
1008                                         g_variant_iter_free(next);
1009                                         goto done;
1010                                 }
1011                         }
1012                 }
1013         }
1014 done:
1015         g_variant_iter_free(iter);
1016         g_variant_unref(message);
1017
1018         return;
1019 }
1020
1021 static void __netconfig_network_notify_result(const char *sig_name, const char *key)
1022 {
1023         GVariantBuilder *builder;
1024         GVariant *params;
1025
1026         INFO("[Signal] %s %s", sig_name, key);
1027
1028         builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
1029         g_variant_builder_add(builder, "{sv}", "key", g_variant_new_string(key));
1030
1031         params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
1032         g_variant_builder_unref(builder);
1033
1034         netconfig_dbus_emit_signal(NULL,
1035                                 NETCONFIG_NETWORK_PATH,
1036                                 NETCONFIG_NETWORK_INTERFACE,
1037                                 sig_name,
1038                                 params);
1039
1040         return;
1041 }
1042
1043 const char *netconfig_get_default_profile(void)
1044 {
1045         return netconfig_default_connection_info.profile;
1046 }
1047
1048 const char *netconfig_get_default_ifname(void)
1049 {
1050         return netconfig_default_connection_info.ifname;
1051 }
1052
1053 const char *netconfig_get_default_ipaddress(void)
1054 {
1055         return netconfig_default_connection_info.ipaddress;
1056 }
1057
1058 const char *netconfig_get_default_ipaddress6(void)
1059 {
1060         return netconfig_default_connection_info.ipaddress6;
1061 }
1062
1063 const char *netconfig_get_default_proxy(void)
1064 {
1065         return netconfig_default_connection_info.proxy;
1066 }
1067
1068 unsigned int netconfig_get_default_frequency(void)
1069 {
1070         return netconfig_default_connection_info.freq;
1071 }
1072
1073 const char *netconfig_get_default_mac_address(void)
1074 {
1075         return netconfig_default_connection_info.mac_address;
1076 }
1077
1078 const char *netconfig_wifi_get_connected_essid(const char *default_profile)
1079 {
1080         if (default_profile == NULL)
1081                 return NULL;
1082
1083         if (netconfig_is_wifi_profile(default_profile) != TRUE)
1084                 return NULL;
1085
1086         if (g_strcmp0(default_profile, netconfig_default_connection_info.profile) != 0)
1087                 return NULL;
1088
1089         return netconfig_default_connection_info.essid;
1090 }
1091
1092 gboolean netconfig_get_default_is_metered(void)
1093 {
1094         return netconfig_default_connection_info.is_metered;
1095 }
1096
1097 static int __netconfig_reset_ipv4_socket(void)
1098 {
1099         int ret;
1100         int fd;
1101         struct ifreq ifr;
1102         struct sockaddr_in sai;
1103         const char *ipaddr = netconfig_get_default_ipaddress();
1104         DBG("ipaddr-[%s]", ipaddr);
1105
1106         if (!ipaddr)
1107                 return -1;
1108
1109         fd = socket(AF_INET, SOCK_DGRAM, 0);
1110         if (fd < 0)
1111                 return -1;
1112
1113         memset(&sai, 0, sizeof(struct sockaddr_in));
1114         sai.sin_family = AF_INET;
1115         sai.sin_port = 0;
1116         if (!inet_aton(ipaddr, &sai.sin_addr)) {
1117                 DBG("fail to inet_aton()");
1118                 close(fd);
1119                 return -1;
1120         }
1121
1122         memset(&ifr, 0, sizeof(struct ifreq));
1123         memcpy(&ifr.ifr_addr, &sai, sizeof(sai));
1124         g_strlcpy((char *)ifr.ifr_name, WIFI_IFNAME, IFNAMSIZ);
1125
1126 #ifndef SIOCKILLADDR
1127 #define SIOCKILLADDR    0x8939
1128 #endif
1129
1130         ret = ioctl(fd, SIOCKILLADDR, &ifr);
1131         if (ret < 0) {
1132                 DBG("fail to ioctl[SIOCKILLADDR]");
1133                 close(fd);
1134                 return -1;
1135         }
1136
1137         close(fd);
1138         return 0;
1139 }
1140
1141 void netconfig_update_default_profile(const char *profile)
1142 {
1143         static char *old_profile = NULL;
1144
1145         /* It's automatically updated by signal-handler
1146          * DO NOT update manually
1147          *
1148          * It is going to update default connection information
1149          */
1150
1151         if (netconfig_default_connection_info.profile != NULL) {
1152
1153                 if (netconfig_is_wifi_profile(netconfig_default_connection_info.profile))
1154                         __netconfig_reset_ipv4_socket();
1155
1156                 g_free(old_profile);
1157                 old_profile = strdup(netconfig_default_connection_info.profile);
1158
1159                 g_free(netconfig_default_connection_info.profile);
1160                 netconfig_default_connection_info.profile = NULL;
1161
1162                 g_free(netconfig_default_connection_info.ifname);
1163                 netconfig_default_connection_info.ifname = NULL;
1164
1165                 g_free(netconfig_default_connection_info.ipaddress);
1166                 netconfig_default_connection_info.ipaddress = NULL;
1167
1168                 g_free(netconfig_default_connection_info.ipaddress6);
1169                 netconfig_default_connection_info.ipaddress6 = NULL;
1170
1171                 g_free(netconfig_default_connection_info.proxy);
1172                 netconfig_default_connection_info.proxy = NULL;
1173
1174                 g_free(netconfig_default_connection_info.mac_address);
1175                 netconfig_default_connection_info.mac_address = NULL;
1176
1177                 netconfig_default_connection_info.freq = 0;
1178                 netconfig_default_connection_info.is_metered = FALSE;
1179
1180                 g_free(netconfig_default_connection_info.essid);
1181                 netconfig_default_connection_info.essid = NULL;
1182         }
1183
1184         /* default profile is NULL and new connected profile is NULL */
1185         if (!profile) {
1186                 char *tmp_profile = __netconfig_get_default_profile();
1187
1188                 if (tmp_profile && netconfig_is_cellular_profile(tmp_profile) &&
1189                         !netconfig_is_cellular_internet_profile(tmp_profile)) {
1190                         DBG("not a default cellular profile");
1191                         g_free(tmp_profile);
1192                         tmp_profile = NULL;
1193                 }
1194
1195                 if (!tmp_profile) {
1196                         __netconfig_update_default_connection_info();
1197                         return;
1198                 }
1199
1200                 netconfig_default_connection_info.profile = g_strdup(tmp_profile);
1201                 __netconfig_get_default_connection_info(tmp_profile);
1202                 __netconfig_update_default_connection_info();
1203                 g_free(tmp_profile);
1204                 return;
1205         }
1206
1207         netconfig_default_connection_info.profile = g_strdup(profile);
1208         __netconfig_get_default_connection_info(profile);
1209         __netconfig_update_default_connection_info();
1210 }
1211
1212 void netconfig_update_default(void)
1213 {
1214         if (__netconfig_is_tech_state_connected() == TRUE)
1215                 __netconfig_update_if_service_connected();
1216         else
1217                 __netconfig_adjust_tcp_buffer_size();
1218 }
1219
1220 char *netconfig_get_ifname(const char *profile)
1221 {
1222         GVariant *message = NULL, *variant;
1223         GVariantIter *iter, *next, *service;
1224         gchar *obj_path;
1225         gchar *key;
1226         gchar *key1;
1227         const gchar *value = NULL;
1228         gchar *ifname = NULL;
1229         gboolean found_profile = 0;
1230
1231         if (profile == NULL)
1232                 return NULL;
1233
1234         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
1235                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
1236                         "GetServices", NULL);
1237         if (message == NULL) {
1238                 ERR("Failed to get services informations");
1239                 return NULL;
1240         }
1241
1242         g_variant_get(message, "(a(oa{sv}))", &service);
1243         while (g_variant_iter_loop(service, "(oa{sv})", &obj_path, &iter)) {
1244                 if (g_strcmp0(obj_path, profile) == 0) {
1245                         g_free(obj_path);
1246                         found_profile = 1;
1247                         break;
1248                 }
1249         }
1250
1251         if (found_profile == 0) {
1252                 ERR("Profile %s doesn't exist", profile);
1253                 g_variant_iter_free(service);
1254                 g_variant_unref(message);
1255                 return NULL;
1256         }
1257
1258         while (g_variant_iter_loop(iter, "{sv}", &key, &next)) {
1259                 if (g_strcmp0(key, "Ethernet") == 0) {
1260                         while (g_variant_iter_loop(next, "{sv}", &key1, &variant)) {
1261                                 if (g_strcmp0(key1, "Interface") == 0) {
1262                                         value = g_variant_get_string(variant, NULL);
1263                                         if (!ifname)
1264                                                 ifname = g_strdup(value);
1265                                         g_free(key1);
1266                                         g_variant_unref(variant);
1267                                         break;
1268                                 }
1269                         }
1270                 }
1271         }
1272
1273         g_variant_unref(message);
1274
1275         g_variant_iter_free(service);
1276         g_variant_iter_free(iter);
1277
1278         return ifname;
1279 }
1280
1281 /* Check Ethernet Cable Plug-in /Plug-out Status */
1282 void netconfig_network_notify_ethernet_cable_state(const char *key)
1283 {
1284         __netconfig_network_notify_result("EthernetCableState", key);
1285 }
1286
1287 static gboolean handle_add_route(
1288                 Network *object,
1289                 GDBusMethodInvocation *context,
1290                 gchar *ip_addr,
1291                 gchar *netmask,
1292                 gchar *interface,  gchar *gateway, gint address_family)
1293 {
1294         const gchar *path = ROUTE_EXEC_PATH;
1295         gchar gw_str[64] = {0,};
1296         if (gateway != NULL && strlen(gateway) > 1)
1297                 g_snprintf(gw_str, 64, "gw %s", gateway);
1298         gchar *const args[] = { "/sbin/route", "add", "-net", ip_addr, gw_str,
1299                 "netmask", netmask, "dev", interface, NULL };
1300         gchar *const envs[] = { NULL };
1301         const gchar* buf = NULL;
1302         gchar* ch = NULL;
1303         int prefix_len = 0;
1304         int pos = 0;
1305
1306         DBG("ip_addr(%s), netmask(%s), interface(%s), gateway(%s)", ip_addr, netmask, interface, gateway);
1307
1308         switch (address_family) {
1309         case AF_INET:
1310                 if (ip_addr == NULL || netmask == NULL || interface == NULL) {
1311                         ERR("Invalid parameter");
1312                         netconfig_error_invalid_parameter(context);
1313                         return TRUE;
1314                 }
1315
1316                 if (netconfig_execute_file(path, args, envs) < 0) {
1317                         DBG("Failed to add a new route");
1318                         netconfig_error_permission_denied(context);
1319                         return TRUE;
1320                 }
1321
1322                 break;
1323         case AF_INET6:
1324                 if (ip_addr == NULL || interface == NULL || gateway == NULL) {
1325                         ERR("Invalid parameter");
1326                         netconfig_error_invalid_parameter(context);
1327                         return TRUE;
1328                 }
1329
1330                 buf = ip_addr;
1331                 ch = strchr(buf, '/');
1332                 pos = ch - buf + 1;
1333                 if (ch) {
1334                         prefix_len = atoi(ch + 1);
1335                         ip_addr[pos-1] = '\0';
1336                 } else {
1337                         prefix_len = 128;
1338                 }
1339
1340                 if (netconfig_add_route_ipv6(ip_addr, interface, gateway, prefix_len) < 0) {
1341                         DBG("Failed to add a new route");
1342                         netconfig_error_permission_denied(context);
1343                         return TRUE;
1344                 }
1345                 break;
1346         default:
1347                 DBG("Unknown Address Family");
1348                 netconfig_error_invalid_parameter(context);
1349                 return TRUE;
1350         }
1351
1352         DBG("Successfully added a new route");
1353         network_complete_add_route(object, context, TRUE);
1354         return TRUE;
1355 }
1356
1357 static gboolean handle_remove_route(
1358                 Network *object,
1359                 GDBusMethodInvocation *context,
1360                 gchar *ip_addr,
1361                 gchar *netmask,
1362                 gchar *interface, gchar *gateway, gint address_family)
1363 {
1364         const char *path = ROUTE_EXEC_PATH;
1365         gchar gw_str[64] = {0,};
1366         if (gateway != NULL && strlen(gateway) > 1)
1367                 g_snprintf(gw_str, 64, "gw %s", gateway);
1368         gchar *const args[] = { "/sbin/route", "del", "-net", ip_addr, gw_str,
1369                 "netmask", netmask, "dev", interface, NULL };
1370         char *const envs[] = { NULL };
1371         const char* buf = NULL;
1372         char* ch = NULL;
1373         int prefix_len = 0;
1374         int pos = 0;
1375
1376         DBG("ip_addr(%s), netmask(%s), interface(%s), gateway(%s)", ip_addr, netmask, interface, gateway);
1377
1378         switch (address_family) {
1379         case AF_INET:
1380                 if (ip_addr == NULL || netmask == NULL || interface == NULL) {
1381                         DBG("Invalid parameter!");
1382                         netconfig_error_invalid_parameter(context);
1383                         return TRUE;
1384                 }
1385                 if (netconfig_execute_file(path, args, envs) < 0) {
1386                         DBG("Failed to remove the route");
1387                         netconfig_error_permission_denied(context);
1388                         return TRUE;
1389                 }
1390                 break;
1391         case AF_INET6:
1392                 if (ip_addr == NULL || interface == NULL || gateway == NULL) {
1393                         DBG("Invalid parameter!");
1394                         netconfig_error_invalid_parameter(context);
1395                         return TRUE;
1396                 }
1397
1398                 buf = ip_addr;
1399                 ch = strchr(buf, '/');
1400                 pos = ch - buf + 1;
1401                 if (ch) {
1402                         prefix_len = atoi(ch + 1);
1403                         ip_addr[pos-1] = '\0';
1404                 } else {
1405                         prefix_len = 128;
1406                 }
1407
1408                 if (netconfig_del_route_ipv6(ip_addr, interface, gateway, prefix_len) < 0) {
1409                         DBG("Failed to remove the route");
1410                         netconfig_error_permission_denied(context);
1411                         return TRUE;
1412                 }
1413                 break;
1414         default:
1415                 DBG("Unknown Address Family");
1416                 netconfig_error_invalid_parameter(context);
1417                 return TRUE;
1418         }
1419
1420         DBG("Successfully removed the route");
1421         network_complete_remove_route(object, context, TRUE);
1422         return TRUE;
1423 }
1424
1425 static gboolean handle_check_get_privilege(Network *object,
1426                 GDBusMethodInvocation *context)
1427 {
1428         network_complete_check_get_privilege(object, context);
1429         return TRUE;
1430 }
1431
1432
1433 static gboolean handle_check_profile_privilege(Network *object,
1434                 GDBusMethodInvocation *context)
1435 {
1436         network_complete_check_profile_privilege(object, context);
1437         return TRUE;
1438 }
1439
1440 static gboolean handle_check_internet_privilege(Network *object,
1441                 GDBusMethodInvocation *context)
1442 {
1443         network_complete_check_internet_privilege(object, context);
1444         return TRUE;
1445 }
1446
1447 gboolean handle_ethernet_cable_state(Network *object,
1448         GDBusMethodInvocation *context)
1449 {
1450         int ret = 0;
1451         int state = 0;
1452
1453         ret = netconfig_get_ethernet_cable_state(&state);
1454         if (ret != 0) {
1455                 DBG("Failed to get ethernet cable state");
1456                 netconfig_error_fail_ethernet_cable_state(context);
1457                 return TRUE;
1458         }
1459
1460         DBG("Successfully get ethernet cable state[%d]", state);
1461         network_complete_ethernet_cable_state(object, context, state);
1462         return TRUE;
1463 }
1464
1465 gboolean handle_get_metered_info(Network *object,
1466         GDBusMethodInvocation *context)
1467 {
1468         gboolean state = 0;
1469
1470         state = netconfig_get_default_is_metered();
1471
1472         DBG("Default metered state [%s]", state ? "TRUE" : "FALSE");
1473         network_complete_get_metered_info(object, context, state);
1474         return TRUE;
1475 }
1476
1477 gboolean handle_preferred_ipv6_address(Network *object,
1478         GDBusMethodInvocation *context, gchar *profile)
1479 {
1480         char *address = NULL;
1481
1482         address = __netconfig_get_preferred_ipv6_address(profile);
1483         if (address == NULL) {
1484                 DBG("Failed to get preferred IPv6 address");
1485                 netconfig_error_fail_preferred_ipv6_address(context);
1486                 return TRUE;
1487         }
1488
1489         DBG("Successfully get preferred IPv6 address[%s]", address);
1490         network_complete_preferred_ipv6_address(object, context, address);
1491         return TRUE;
1492 }
1493
1494 void state_object_create_and_init(void)
1495 {
1496         DBG("Creating network state object");
1497         GDBusInterfaceSkeleton *interface_network = NULL;
1498 #if defined TIZEN_DEBUG_ENABLE
1499         GDBusInterfaceSkeleton *interface_tcpdump = NULL;
1500 #endif
1501         GDBusConnection *connection = NULL;
1502         GDBusObjectManagerServer *server = netdbus_get_state_manager();
1503         if (server == NULL)
1504                 return;
1505
1506         connection = netdbus_get_connection();
1507         g_dbus_object_manager_server_set_connection(server, connection);
1508
1509         /*Interface netconfig.network*/
1510         netconfigstate = network_skeleton_new();
1511
1512         interface_network = G_DBUS_INTERFACE_SKELETON(netconfigstate);
1513         g_signal_connect(netconfigstate, "handle-add-route",
1514                                 G_CALLBACK(handle_add_route), NULL);
1515         g_signal_connect(netconfigstate, "handle-check-get-privilege",
1516                                 G_CALLBACK(handle_check_get_privilege), NULL);
1517         g_signal_connect(netconfigstate, "handle-check-profile-privilege",
1518                                 G_CALLBACK(handle_check_profile_privilege), NULL);
1519         g_signal_connect(netconfigstate, "handle-check-internet-privilege",
1520                                 G_CALLBACK(handle_check_internet_privilege), NULL);
1521         g_signal_connect(netconfigstate, "handle-ethernet-cable-state",
1522                                 G_CALLBACK(handle_ethernet_cable_state), NULL);
1523         g_signal_connect(netconfigstate, "handle-preferred-ipv6-address",
1524                                 G_CALLBACK(handle_preferred_ipv6_address), NULL);
1525         g_signal_connect(netconfigstate, "handle-remove-route",
1526                                 G_CALLBACK(handle_remove_route), NULL);
1527         g_signal_connect(netconfigstate, "handle-launch-mdns",
1528                                 G_CALLBACK(handle_launch_mdns), NULL);
1529         g_signal_connect(netconfigstate, "handle-device-policy-set-wifi",
1530                                 G_CALLBACK(handle_device_policy_set_wifi), NULL);
1531         g_signal_connect(netconfigstate, "handle-device-policy-get-wifi",
1532                                 G_CALLBACK(handle_device_policy_get_wifi), NULL);
1533         g_signal_connect(netconfigstate, "handle-device-policy-set-wifi-profile",
1534                                 G_CALLBACK(handle_device_policy_set_wifi_profile), NULL);
1535         g_signal_connect(netconfigstate, "handle-device-policy-get-wifi-profile",
1536                                 G_CALLBACK(handle_device_policy_get_wifi_profile), NULL);
1537         g_signal_connect(netconfigstate, "handle-get-metered-info",
1538                                 G_CALLBACK(handle_get_metered_info), NULL);
1539
1540         if (!g_dbus_interface_skeleton_export(interface_network, connection,
1541                         NETCONFIG_NETWORK_STATE_PATH, NULL)) {
1542                 ERR("Export with path failed");
1543         }
1544
1545 #if defined TIZEN_DEBUG_ENABLE
1546         /*Interface netconfig.tcpdump*/
1547         tcpdump_object = tcpdump_skeleton_new();
1548
1549         interface_tcpdump = G_DBUS_INTERFACE_SKELETON(tcpdump_object);
1550         g_signal_connect(tcpdump_object, "handle-start-tcpdump",
1551                                 G_CALLBACK(handle_start_tcpdump), NULL);
1552         g_signal_connect(tcpdump_object, "handle-stop-tcpdump",
1553                                 G_CALLBACK(handle_stop_tcpdump), NULL);
1554         g_signal_connect(tcpdump_object, "handle-get-tcpdump-state",
1555                                 G_CALLBACK(handle_get_tcpdump_state), NULL);
1556
1557         if (!g_dbus_interface_skeleton_export(interface_tcpdump, connection,
1558                         NETCONFIG_NETWORK_STATE_PATH, NULL)) {
1559                 ERR("Export with path failed");
1560         }
1561 #endif
1562 }
1563
1564 void state_object_deinit(void)
1565 {
1566         g_object_unref(netconfigstate);
1567 #if defined TIZEN_DEBUG_ENABLE
1568         g_object_unref(tcpdump_object);
1569 #endif
1570 }